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Uthman OA, Ayorinde A, Oyebode O, Sartori J, Gill P, Lilford RJ. Global prevalence and trends in hypertension and type 2 diabetes mellitus among slum residents: a systematic review and meta-analysis. BMJ Open 2022; 12:e052393. [PMID: 35210339 PMCID: PMC8883228 DOI: 10.1136/bmjopen-2021-052393] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
OBJECTIVE First, to obtain regional estimates of prevalence of hypertension and type 2 diabetes in urban slums; and second, to compare these with those in urban and rural areas. DESIGN Systematic review and meta-analysis. ELIGIBILITY CRITERIA Studies that reported hypertension prevalence using the definition of blood pressure ≥140/90 mm Hg and/or prevalence of type 2 diabetes. INFORMATION SOURCES Ovid MEDLINE, Cochrane CENTRAL and EMBASE from inception to December 2020. RISK OF BIAS Two authors extracted relevant data and assessed risk of bias independently using the Strengthening the Reporting of Observational Studies in Epidemiology guideline. SYNTHESIS OF RESULTS We used random-effects meta-analyses to pool prevalence estimates. We examined time trends in the prevalence estimates using meta-regression regression models with the prevalence estimates as the outcome variable and the calendar year of the publication as the predictor. RESULTS A total of 62 studies involving 108 110 participants met the inclusion criteria. Prevalence of hypertension and type 2 diabetes in slum populations ranged from 4.2% to 52.5% and 0.9% to 25.0%, respectively. In six studies presenting comparator data, all from the Indian subcontinent, slum residents were 35% more likely to be hypertensive than those living in comparator rural areas and 30% less likely to be hypertensive than those from comparator non-slum urban areas. LIMITATIONS OF EVIDENCE Of the included studies, only few studies from India compared the slum prevalence estimates with those living in non-slum urban and rural areas; this limits the generalisability of the finding. INTERPRETATION The burden of hypertension and type 2 diabetes varied widely between countries and regions and, to some degree, also within countries. PROSPERO REGISTRATION NUMBER CRD42017077381.
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Affiliation(s)
| | - Abimbola Ayorinde
- Division of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK
| | - Oyinlola Oyebode
- Warwick Centre for Global Health, Warwick Medical School, University of Warwick, Coventry, UK
| | - Jo Sartori
- Institute of Applied Health Research, University of Birmingham, Birmingham, UK
| | - Paramjit Gill
- Division of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK
| | - R J Lilford
- Institute of Applied Health Research, University of Birmingham, Birmingham, UK
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Toro-Huamanchumo CJ, Pérez-Zavala M, Urrunaga-Pastor D, De La Fuente-Carmelino L, Benites-Zapata VA. Relationship between the short stature and the prevalence of metabolic syndrome and insulin resistance markers in workers of a private educational institution in Peru. Diabetes Metab Syndr 2020; 14:1339-1345. [PMID: 32755833 DOI: 10.1016/j.dsx.2020.07.018] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/05/2020] [Revised: 06/15/2020] [Accepted: 07/09/2020] [Indexed: 11/19/2022]
Abstract
BACKGROUND AND AIMS Short stature has been linked with the development of metabolic syndrome (MetS). However, only one study has been conducted in Latin American adults. We aimed to assess the association between short stature and MetS in workers of a private educational institution in Peru. In addition, we evaluated the association between height and surrogate markers of insulin resistance (IR). METHODS We performed an analytical cross-sectional study. We categorized the height in tertiles and evaluated MetS according to the Latin American Diabetes Association statement. We used the triglycerides and glucose (TyG) index and the triglycerides to HDL-cholesterol (TG/HDL-c) ratio as IR markers. We elaborated crude and adjusted Poisson generalized linear models to evaluate the association between height tertiles and MetS. For the IR markers, we carried out crude and adjusted linear regressions. RESULTS We analyzed 1080 participants and the overall prevalence of MetS was 16.2%. In the adjusted Poisson generalized linear model, using the high tertile as a reference, we found statistically significant differences in the prevalence of MetS with the low and intermediate tertile (aPR = 2.03; 95%CI: 1.48-2.77 and aPR = 1.41; 95%CI: 1.01-1.99; respectively). In the gender-stratified analysis, we found statistical significance between height and MetS when comparing high and low tertile for both genders. For IR markers, we found an inverse association between the height and TyG index (aβ = -0.14; 95%CI: 0.19 to -0.10) and TG/HDL-c ratio (aβ = -0.62; 95%CI: 0.84 to -0.39). When we stratified by gender, the association for both secondary outcomes and height remained statistically significant in both groups. CONCLUSIONS We found an association between short stature and the prevalence of MetS and IR markers. We need studies with national representative samples to define the threshold of short stature with better sensitivity and specificity for the screening of MetS.
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Affiliation(s)
- Carlos J Toro-Huamanchumo
- Universidad San Ignacio de Loyola, Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud, Lima, Peru
| | - Miriam Pérez-Zavala
- Universidad San Ignacio de Loyola, Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud, Lima, Peru
| | - Diego Urrunaga-Pastor
- Universidad San Ignacio de Loyola, Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud, Lima, Peru
| | - Luciana De La Fuente-Carmelino
- Universidad San Ignacio de Loyola, Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud, Lima, Peru
| | - Vicente A Benites-Zapata
- Universidad San Ignacio de Loyola, Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud, Lima, Peru.
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da Silva Ferreira H, de Assunção Bezerra MK, Lopes de Assunção M, Egito de Menezes RC. Prevalence of and factors associated with anemia in school children from Maceió, northeastern Brazil. BMC Public Health 2016; 16:380. [PMID: 27164974 PMCID: PMC4862163 DOI: 10.1186/s12889-016-3073-2] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2015] [Accepted: 05/04/2016] [Indexed: 11/30/2022] Open
Abstract
Background Anemia is a major public health problem in preschool children in Alagoas, Brazil, especially in the younger population, because of a positive correlation between hemoglobin level and age. However, due to the lack of studies, it is not known how widespread this condition is among older children or how it is associated with socioeconomic status. The aim of this study was to investigate the prevalence of and factors associated with anemia in school children from the city of Maceió, Alagoas state, Brazil. The analysis was stratified to identify any effect modification according to whether they attend public or private schools. Methods A cross-sectional study was conducted using probability sampling of 1518 children (9.8 ± 0.5 years of age) attending public (n = 931) and private (n = 587) elementary schools in the municipality. Semi-structured questionnaires were used to obtain socioeconomic, demographic, anthropomorphic, hemoglobin (Hb), and dietary data. Anemia (Hb <11.5 g/dL) was the dependent variable. The measure of association used was prevalence ratio (PR) and respective CI95 %, calculated by Poisson regression with robust variance adjustment, for the crude and adjusted analyses. Results The prevalence of anemia was found to be higher amongst the public school children than the private school children (10.8 % vs. 7.0 %; PR = 1.54; CI95 %: 1.1; 2.2). At the public schools, the variables that remained significantly associated with anemia after the multivariate analysis were “consumption of fruits/fruit juices < 2 portions/day” (PR = 2.19; CI95 %: 1.18; 4.06) and “male” (PR = 1.51; CI95 %: 1.001; 2.30). At the private schools, these variables were “working mother” (PR = 2.83; CI95 %: 1.23; 6.52) and “monthly school fees < R$ 188.00” (PR = 3.20; CI95 %: 1.46; 7.03). Conclusions In the population under study, anemia constitutes a major health problem, especially among children from public schools. Considering the associated factors and the fact that these children are in a school environment, the promotion of healthy eating habits could constitute an important approach for reducing the prevalence of anemia.
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Affiliation(s)
- Haroldo da Silva Ferreira
- Faculty of Nutrition, Federal University of Alagoas, Campus A.C. Simões, BR 104 Norte - Km 96.7 - Tabuleiro do Martins, CEP: 57072-970, Maceió, AL, Brazil.
| | - Myrtis Katille de Assunção Bezerra
- Centro de Pesquisa Aggeu Magalhães, Fundação Oswaldo Cruz, Av. Prof. Moraes Rego, s/n - Campus da UFPE - Cidade Universitária, Recife, PE, Brazil
| | - Monica Lopes de Assunção
- Faculty of Nutrition, Federal University of Alagoas, Campus A.C. Simões, BR 104 Norte - Km 96.7 - Tabuleiro do Martins, CEP: 57072-970, Maceió, AL, Brazil
| | - Risia Cristina Egito de Menezes
- Faculty of Nutrition, Federal University of Alagoas, Campus A.C. Simões, BR 104 Norte - Km 96.7 - Tabuleiro do Martins, CEP: 57072-970, Maceió, AL, Brazil
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Ferreira HDS, Silva WO, Santos EAD, Bezerra MKDA, Silva BCVD, Horta BL. Body composition and hypertension: a comparative study involving women from maroon communities and from the general population of Alagoas State, Brazil. REV NUTR 2013. [DOI: 10.1590/s1415-52732013000500005] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
OBJECTIVE: This study investigated the body composition and prevalence of hypertension in maroon women from the State of Alagoas and compared these variables with those of non-maroon women from the same state. METHODS: The data were collected from two cross-sectional surveys done in 2005 and 2008. The first study included a representative sample of mothers of children aged 0 to 5 years from the State of Alagoas, and the second study included all women aged 18 to 60 years living in maroon communities (n=39) in the same state. Data were collected during home interviews. The prevalence ratio and respective 95% confidence interval given by the Poisson regression with robust adjustment of variance was used as the measure of association. RESULTS: The study assessed 1,631 maroon women and 1,098 non-maroon mothers. Maroon women had lower education level, more children, higher prevalence of hypertension and stunting, and higher age at menarche, body mass index, waist circumference, waist-to-height ratio, and waist-to-hip ratio. After adjustment for age, the following prevalences remained higher in maroon women: hypertension (PR=1.81; 95%CI: 1.49; 2.21), WC >80cm (PR=1.23 95%CI: 1.11; 1.37), WHtR >0.5 (PR=1.11; 95%CI: 1.02; 1.21), and WHR >0.85 (PR=1.64; 95%CI: 1.43; 1.88). CONCLUSION: Maroon women belong to lower socioeconomic classes than non-maroon women and are at greater risk of abdominal obesity and hypertension, characteristics that make them especially vulnerable to the morbidity and mortality caused by cardiovascular diseases, justifying the preferential implementation of measures of care.
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Auler F, Nakashima ATA, Cuman RKN. Health Conditions of Recyclable Waste Pickers. J Community Health 2013; 39:17-22. [DOI: 10.1007/s10900-013-9734-5] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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Cristóvão MF, Sato APS, Fujimori E. Excesso de peso e obesidade abdominal em mulheres atendidas em Unidade da Estratégia Saúde da Família. Rev Esc Enferm USP 2011; 45 Spec No 2:1667-72. [PMID: 22569652 DOI: 10.1590/s0080-62342011000800005] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/31/2011] [Accepted: 11/29/2011] [Indexed: 11/21/2022] Open
Abstract
Investigou-se a prevalência de excesso de peso e obesidade abdominal e variáveis associadas em mulheres. Estudo transversal com 298 mulheres (20-59 anos), usuárias de uma unidade da Estratégia Saúde da Família, em São Paulo-SP. Considerou-se o excesso de peso: índice de massa corporal>25kg/m²; a obesidade abdominal: circunferência da cintura 0,80m ou razão cintura-quadril>0,85. Realizou-se análise de regressão logística. O excesso de peso afetou 56% das mulheres, sendo 37% sobrepeso e 19% obesidade, e associou-se com a idade, renda familiar, tabagismo e hipertensão. 59% tinham obesidade abdominal associada à idade e hipertensão. Observou-sea elevada prevalência de excesso de peso e obesidade abdominal em mulheres, reforçando a importância da avaliação de circunferência da cintura e/ou razão cintura-quadril no exame físico, além do índice de massa corporal, auxiliadores da predição de risco. Evidencia-se a necessidade de intervenções, junto à comunidade, que promovam a diminuição do excesso de peso e da obesidade abdominal.
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Santos CDDL, Clemente APG, Martins PA, Sawaya AL. Influência do déficit de estatura nos desvios nutricionais em adolescentes e pré-adolescentes. REV NUTR 2009. [DOI: 10.1590/s1415-52732009000200001] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
OBJETIVO: Avaliar a influência do déficit estatural nos desvios nutricionais em pré-adolescentes e adolescentes de baixa renda. MÉTODOS: Calculou-se o Índice de Massa Corporal a partir do peso e da estatura de alunos da rede pública entre 4 e 8ª séries. Foram utilizadas as tabelas do National Center for Health Statistics de 2000 para crianças e adolescentes e foi considerado excesso de peso Índice de Massa Corporal/Idade>P85 e déficit de peso Índice de Massa Corporal/Idade <P5. Déficit estatural foi classificado quando estatura/idade foi menor que -1 desvio-padrão. Foram comparadas as proporções de baixo peso e excesso de peso nos grupos com e sem déficit estatural, de acordo com sexo e faixa etária. RESULTADOS: Foram avaliados 3 766 jovens sendo 50,4% do sexo feminino. A média de idade foi de 12,8, desvio-padrão de 2,0 anos, sem diferença significante entre os grupos. No grupo com déficit de estatura, observou-se que o excesso de peso é mais prevalente entre os mais velhos. Naqueles sem déficit de estatura a distribuição por idades foi semelhante para as três classificações de Índice de Massa Corporal/Idade. A distribuição por sexo mostra que o excesso de peso no grupo com déficit de estatura foi mais acentuada entre as meninas (76,1%) enquanto que no grupo com estatura normal a diferença foi mínima entre os sexos (4,4%). CONCLUSÃO: Na presença do déficit de estatura, o excesso de peso foi mais prevalente nos maiores de 12 anos e entre o sexo feminino. Os meninos sem déficit de estatura mostraram uma proporção maior de excesso de peso em relação aos com déficit de estatura.
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Batista Filho M, Souza AID, Miglioli TC, Santos MCD. [Anemia and obesity: a paradox of the nutritional transition in Brazil]. CAD SAUDE PUBLICA 2009; 24 Suppl 2:S247-57. [PMID: 18670705 DOI: 10.1590/s0102-311x2008001400010] [Citation(s) in RCA: 49] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/11/2007] [Accepted: 02/26/2008] [Indexed: 11/21/2022] Open
Abstract
The aim of this study was to analyze the growing prevalence of anemia and overweight/obesity as contrasting trends in Brazil's nutritional transition. Twenty-eight studies published on anemia in children and childbearing-age women were selected, based on statistical representativeness, standardization of laboratory methods, and World Health Organization criteria. Overweight/obesity in adults was assessed by body mass index: 25 to 29.9 kg/m(2) (overweight) and > or =30 kg/m(2) (obesity). Three surveys were compared for analysis of tendencies: 1974/1975 (36.4%), 1989 (53.5%), and 2002/2003 (51.9%) for overweight/obesity prevalence. In the most representative study on anemia among children (< 11 g/dL), the prevalence increased from 22.0% (1974) to 46.9% (1995/1996). For pregnant woman (< 11 g/dL), results ranged from 14.7 to 40.4%. Prevalence of anemia among children and overweight/obesity among adults showed similar tendencies over time. Recent evidence of reduction in anemia can be attributed to flour supplementation with iron and folic acid. Anemia and overweight/obesity are associated with significant changes in food intake as a substratum of the nutritional transition.
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Yokoo EM, Pereira RA, Veiga GVD, Nascimento S, Costa RS, Marins VMRD, Lobato JCP, Sichieri R. Proposta metodológica para o módulo de consumo alimentar pessoal na pesquisa brasileira de orçamentos familiares. REV NUTR 2008. [DOI: 10.1590/s1415-52732008000600015] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
As alterações que vêm ocorrendo no cenário epidemiológico brasileiro, nas últimas décadas, resultam de profundas modificações sociais e econômicas que incluem, entre outros aspectos, mudanças nos hábitos de alimentação. No Brasil, o único estudo que investigou o consumo alimentar da família com abrangência nacional foi o Estudo Nacional sobre Despesa Familiar, em 1974-1975. Embora sejam de utilidade incontestável, estudos nacionais de consumo alimentar são onerosos e poucos países conseguem desenvolvê-los regularmente. Por outro lado, as pesquisas de orçamentos familiares são importantes fontes de dados de disponibilidade de alimentos no domicílio, a qual é inferida a partir do registro da compra de produtos alimentícios. As recentes modificações nos hábitos de consumo, particularmente, a realização de refeições fora do domicílio constituem limitações para a utilização de dados das pesquisas brasileira de orçamentos familiares como estimativa do consumo alimentar. Assim, o governo brasileiro propôs que a próxima pesquisa de orçamento familiar, a ser desenvolvida em 2008-2009, incluísse um módulo de consumo alimentar individual. As informações sobre o consumo dietético individual serão utilizadas para completar os dados sobre compra de alimentos. O objetivo deste trabalho é relatar a construção e o desenvolvimento da metodologia a ser utilizada no módulo de consumo alimentar individual da pesquisa de orçamento familiar 2008-2009. Os dados a serem obtidos serão combinados com as informações de disponibilidade de alimentos no domicílio para estimar o consumo alimentar usual individual.
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Short stature of mothers from an area endemic for undernutrition is associated with obesity, hypertension and stunted children: a population-based study in the semi-arid region of Alagoas, Northeast Brazil. Br J Nutr 2008; 101:1239-45. [DOI: 10.1017/s0007114508059357] [Citation(s) in RCA: 51] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Abstract
The objectives of the study were to investigate whether the health conditions of mothers with short stature differed from those with normal stature, and to establish if these aspects were associated with the health of the offspring. Data relating to health and socio-economic, demographic and anthropometric conditions were collected from a probabilistic sample population consisting of 1180 mothers and 1511 children ( < 10 years) living in the semi-arid region of the State of Alagoas, Brazil. Mothers were categorised according to stature, with those in the 1st quartile being defined as of short stature and those in the 4th quartile being defined as of normal stature and serving as a reference for the comparison of variables of interest. Following verification that maternal stature fulfilled parametric assumptions, its associations with the other variables were determined by calculating Pearson correlation coefficients. After excluding strongly self-correlated variables (r ≥ 0·70), the remaining variables were analysed by multiple linear regression. The results showed that low maternal stature was independently associated with obesity (percentage body fat ≥ 30; P = 0·045), abdominal adiposity (waist:hip ratio ≥ 0·85; P = 0·007) and high systolic blood pressure ( ≥ 140 mmHg; P = 0·006). Short maternal stature was associated with low birth weight ( < 3000 g; P = 0·01) and stunting (height-for-age Z score < − 2; P = 0·019) in the offspring. Thus, in the semi-arid region of Alagoas, women of short stature presented a higher prevalence of chronic degenerative diseases and produced less healthy children than women of normal stature.
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